./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:41,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:41,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:42,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:42,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:42,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:42,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:42,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:42,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:42,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:42,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:42,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:42,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:42,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:42,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:42,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:42,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:42,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:42,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:42,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:42,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:42,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:42,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:42,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:42,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:42,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:42,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:42,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:42,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:42,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:42,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:42,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:42,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:42,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:42,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:42,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:42,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:42,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:42,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:42,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:42,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:42,096 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:42,142 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:42,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:42,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:42,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:42,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:42,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:42,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:42,145 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:42,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:42,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:42,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:42,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:42,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:42,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:42,146 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:42,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:42,146 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:42,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:42,147 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:42,147 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:42,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:42,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:42,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:42,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:42,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:42,148 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:42,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:42,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:42,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2022-10-17 16:34:42,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:42,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:42,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:42,469 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:42,469 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:42,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-10-17 16:34:42,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data/5b1971755/1a87bc3fe1a04b2faa208c22ac9a884b/FLAGa0d08603a [2022-10-17 16:34:43,118 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:43,119 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-10-17 16:34:43,138 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data/5b1971755/1a87bc3fe1a04b2faa208c22ac9a884b/FLAGa0d08603a [2022-10-17 16:34:43,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data/5b1971755/1a87bc3fe1a04b2faa208c22ac9a884b [2022-10-17 16:34:43,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:43,473 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:43,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:43,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:43,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:43,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1796f891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43, skipping insertion in model container [2022-10-17 16:34:43,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:43,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:43,787 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-10-17 16:34:43,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:43,804 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:43,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-10-17 16:34:43,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:43,854 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:43,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43 WrapperNode [2022-10-17 16:34:43,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:43,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:43,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:43,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:43,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,915 INFO L138 Inliner]: procedures = 18, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 131 [2022-10-17 16:34:43,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:43,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:43,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:43,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:43,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,941 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:43,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:43,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:43,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:43,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:43" (1/1) ... [2022-10-17 16:34:43,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:43,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:43,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:44,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:44,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:44,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:44,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:34:44,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-10-17 16:34:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:44,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-10-17 16:34:44,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:34:44,147 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:44,149 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:44,411 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:44,449 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:44,449 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:34:44,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:44 BoogieIcfgContainer [2022-10-17 16:34:44,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:44,453 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:44,453 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:44,464 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:44,464 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:44" (1/1) ... [2022-10-17 16:34:44,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:44,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:44,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-10-17 16:34:44,555 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-10-17 16:34:44,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:34:44,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:44,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:44,601 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:34:44,606 INFO L158 Benchmark]: Toolchain (without parser) took 1131.62ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 58.7MB in the end (delta: 15.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-10-17 16:34:44,607 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:44,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.47ms. Allocated memory is still 109.1MB. Free memory was 74.2MB in the beginning and 81.4MB in the end (delta: -7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:34:44,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.06ms. Allocated memory is still 109.1MB. Free memory was 81.4MB in the beginning and 79.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:34:44,609 INFO L158 Benchmark]: Boogie Preprocessor took 28.91ms. Allocated memory is still 109.1MB. Free memory was 79.4MB in the beginning and 78.1MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:34:44,610 INFO L158 Benchmark]: RCFGBuilder took 506.37ms. Allocated memory is still 109.1MB. Free memory was 78.1MB in the beginning and 64.8MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:34:44,611 INFO L158 Benchmark]: CodeCheck took 151.63ms. Allocated memory is still 109.1MB. Free memory was 64.8MB in the beginning and 58.7MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:34:44,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.47ms. Allocated memory is still 109.1MB. Free memory was 74.2MB in the beginning and 81.4MB in the end (delta: -7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.06ms. Allocated memory is still 109.1MB. Free memory was 81.4MB in the beginning and 79.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.91ms. Allocated memory is still 109.1MB. Free memory was 79.4MB in the beginning and 78.1MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 506.37ms. Allocated memory is still 109.1MB. Free memory was 78.1MB in the beginning and 64.8MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 151.63ms. Allocated memory is still 109.1MB. Free memory was 64.8MB in the beginning and 58.7MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:34:44,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:47,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:47,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:47,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:47,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:47,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:47,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:47,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:47,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:47,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:47,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:47,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:47,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:47,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:47,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:47,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:47,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:47,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:47,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:47,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:47,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:47,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:47,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:47,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:47,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:47,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:47,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:47,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:47,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:47,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:47,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:47,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:47,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:47,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:47,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:47,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:47,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:47,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:47,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:47,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:47,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:47,284 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:34:47,336 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:47,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:47,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:47,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:47,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:47,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:47,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:47,339 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:47,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:47,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:47,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:47,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:47,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:47,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:34:47,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:34:47,345 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:34:47,345 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:47,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:47,345 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:47,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:47,346 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:47,346 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:47,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:47,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:47,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:47,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:47,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:47,348 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:34:47,349 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:34:47,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:47,350 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:34:47,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:34:47,350 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2022-10-17 16:34:47,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:47,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:47,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:47,847 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:47,848 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:47,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-10-17 16:34:47,937 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data/201a23aa8/96e5a8bbc9624625bc1137631b14e603/FLAGd25d09558 [2022-10-17 16:34:48,470 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:48,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2022-10-17 16:34:48,477 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data/201a23aa8/96e5a8bbc9624625bc1137631b14e603/FLAGd25d09558 [2022-10-17 16:34:48,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/data/201a23aa8/96e5a8bbc9624625bc1137631b14e603 [2022-10-17 16:34:48,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:48,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:48,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:48,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:48,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:48,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:48" (1/1) ... [2022-10-17 16:34:48,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eaae93f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:48, skipping insertion in model container [2022-10-17 16:34:48,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:48" (1/1) ... [2022-10-17 16:34:48,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:48,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:49,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-10-17 16:34:49,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:49,117 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:49,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2022-10-17 16:34:49,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:49,209 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:49,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49 WrapperNode [2022-10-17 16:34:49,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:49,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:49,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:49,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:49,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,283 INFO L138 Inliner]: procedures = 19, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 132 [2022-10-17 16:34:49,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:49,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:49,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:49,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:49,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,351 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:49,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:49,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:49,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:49,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:49" (1/1) ... [2022-10-17 16:34:49,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:49,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:49,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:49,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-10-17 16:34:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:34:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:34:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-10-17 16:34:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:34:49,538 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:49,540 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:00,505 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:00,576 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:00,577 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:35:00,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:00 BoogieIcfgContainer [2022-10-17 16:35:00,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:00,581 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:00,581 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:00,591 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:00,592 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:00" (1/1) ... [2022-10-17 16:35:00,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:00,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2022-10-17 16:35:00,661 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2022-10-17 16:35:00,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:00,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:00,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:00,699 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:35:00,704 INFO L158 Benchmark]: Toolchain (without parser) took 11867.98ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 33.0MB in the beginning and 43.8MB in the end (delta: -10.8MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2022-10-17 16:35:00,705 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:00,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.16ms. Allocated memory is still 56.6MB. Free memory was 32.7MB in the beginning and 36.5MB in the end (delta: -3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:35:00,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.70ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 34.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:00,708 INFO L158 Benchmark]: Boogie Preprocessor took 83.57ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 32.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:00,710 INFO L158 Benchmark]: RCFGBuilder took 11209.93ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 32.7MB in the beginning and 49.8MB in the end (delta: -17.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-10-17 16:35:00,711 INFO L158 Benchmark]: CodeCheck took 121.21ms. Allocated memory is still 73.4MB. Free memory was 49.8MB in the beginning and 43.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:35:00,721 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.16ms. Allocated memory is still 56.6MB. Free memory was 32.7MB in the beginning and 36.5MB in the end (delta: -3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.70ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 34.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.57ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 32.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11209.93ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 32.7MB in the beginning and 49.8MB in the end (delta: -17.0MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * CodeCheck took 121.21ms. Allocated memory is still 73.4MB. Free memory was 49.8MB in the beginning and 43.8MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:35:00,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d7fceb4-5950-45b9-8afb-2708172bd156/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared